Showing posts with label Taurid Meteors. Show all posts
Showing posts with label Taurid Meteors. Show all posts

Wednesday, 9 October 2019

The Southern Taurid Meteor Shower.

The Southern Taurid Meteor Shower will  peak on Thursday 10 October 2019, the first of two overlapping meteor showers associated with the constellation of Taurus, the second being the Northern Taurids which will peak on Tuesday 12 November. The showers take their name from the constellation of Taurus, where their radiant point (the point from which they appear to radiate) can be found. Visibility may be somewhat hampered this year, as the meteor shower peaks slightly before the Full Moon on Sunday 13 October, so that the meteors may be obscured by the brightness of the Moon.

 The radiant points (points from which the meteors appear to radiate) of the Southern and Northern Meteor Showers. EarthSky.

The Southern Taurid Meteor Shower is caused by the Earth passing through the trail of Comet 2P/Encke, this is particularly spread out, so that the Earth takes several weeks to pass through it. This is thought to be because Encke is a remnant of a much larger Comet, which has broken up over the past 20 000 to 30 000 years, giving a long, spread-out debris stream.

 Comet 2P/Encke imaged on 20 February 2017. The comet appears to have three tails; one of these is the ion tail, a stream of charged particles that points directly away from the Sun, the other is dust tail made by fragments of dust shed by the comet in its path, which go on to form meteor showers. On this occasion the ion tail has been split in two by turbulence in the Solar Winds, creating the impression of a third tail. Fritz Helmut Hemmerich/Flikr/Astronomy Picture Of the Day/NASA.

Comet 2P/Encke was first observed by French astronomer Pierre Méchain in 1786, but gets its name from the German astronomer Johann Franz Encke, who calculated its orbit in 1818. The designation 2/ implies that it was the second Periodic Comet (comet with an orbital period of less than 200 years) ever discovered. 

The calculated orbit and current position of 2P/Encke . JPL Small Body Database.

Comet 2P/Encke completes one orbit every 1204 days (3.3 years) on an eccentric orbit tilted at 11.8° to the plane of the Solar System, that takes it from 0.34 AU from the Sun (34% of the average distance at which the Earth orbits the Sun, and inside the orbit of the planet Mercury) to 4.09 AU from the Sun (4.09 times as far from the Sun as the Earth,considerably more than twice the distance at which the planet Mars orbits the Sun).  

See also...

https://sciencythoughts.blogspot.com/2019/10/costa-rican-mud-meterorite-acquired-by.htmlhttps://sciencythoughts.blogspot.com/2019/10/the-draconid-meteor-shower.html
https://sciencythoughts.blogspot.com/2019/09/fireball-meteor-over-east-anglia.html#https://sciencythoughts.blogspot.com/2019/09/fireball-meteor-over-northern-germany.html
https://sciencythoughts.blogspot.com/2019/09/plane-crash-near-tavistock-in-devon.htmlhttps://sciencythoughts.blogspot.com/2019/08/the-alpha-aurigid-meteors.html
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Saturday, 3 November 2018

Southern Taurids to peak on Monday 5 November 2018.

The Southern Taurid Meteor Shower will  peak on Monday 5 November 2018, the first of two overlapping meteor showers associated with Comet 2P/Encke that peak in early November, the second being the Northern Taurids which will peak on Sunday 11 November. The showers take their name from the constellation of Taurus, where their radiant point (the point from which they appear to radiate) can be found. Viewing of the Southern Taurids is should good this year, falling slightly before the New Moon on 7 November, though as the shower only produces about 5 meteors per hour at peak, this is never the calender's most spectacular meteor shower.

The radiant point of the Taurid Meteors. In the Sky.

The Taurid Showers are caused by the Earth passing through the trail of Comet 2P/Encke, this is particularly spread out, so that the Earth takes several weeks to pass through it. This is thought to be because Encke is a remnant of a much larger Comet, which has broken up over the past 20 000 to 30 000 years, giving a long, spread-out debris stream that has been shepherded into two main substreams by tidal interactions with the Earth.


Comet 2P/Encke was first observed by French astronomer Pierre Méchain in 1786, but gets its name from the German astronomer Johann Franz Encke, who calculated its orbit in 1818. The designation 2/ implies that it was the second Periodic Comet (comet with an orbital period of less than 200 years) ever discovered. 

 The orbit and current position of Comet 2P/Encke. The Sky Live 3D Solar System Simulator.

Comet 2P/Encke completes one orbit every 1204 days (3.3 years) on an eccentric orbit tilted at 11.8° to the plane of the Solar System, that takes it from 0.34 AU from the Sun (34% of the average distance at which the Earth orbits the Sun, and inside the orbit of the planet Mercury) to 4.09 AU from the Sun (4.09 times as far from the Sun as the Earth,considerably more than twice the distance at which the planet Mars orbits the Sun).  

See also...

https://sciencythoughts.blogspot.com/2018/10/the-orionid-meteors.htmlhttps://sciencythoughts.blogspot.com/2018/10/unusual-inickel-iron-meteorite.html
https://sciencythoughts.blogspot.com/2018/10/the-draconid-meteors.htmlhttps://sciencythoughts.blogspot.com/2018/09/fireball-over-ohio.html
https://sciencythoughts.blogspot.com/2018/08/fireball-meteor-over-western-australia.htmlhttps://sciencythoughts.blogspot.com/2018/08/fireball-over-alabama.html
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Thursday, 2 November 2017

Southern Taurids to peak on Saturday 4 November 2017.

The Southern Taurid Meteor Shower will  peak on Saturday 4 November 2017, the first of two overlapping meteor showers associated with Comet 2P/Encke that peak in early November, the second being the Northern Taurids which will peak on Saturday 11 November. The showers take their name from the constellation of Taurus, where their radiant point (the point from which they appear to radiate) can be found. However viewing of the Southern Taurids is unlikely to be good this year, as the shower only produces about 5 meteors per hour at peak, and the peak coincides with the Full Moon on Friday 3 November this year.

The radiant points of the Northern and Southern Taurids. Starry Night/Space.com.

The Taurid Showers are caused by the Earth passing through the trail of Comet 2P/Encke, this is particularly spread out, so that the Earth takes several weeks to pass through it. This is thought to be because Encke is a remnant of a much larger Comet, which has broken up over the past 20 000 to 30 000 years, giving a long, spread-out debris stream that has been shepherded into two main substreams by tidal interactions with the Earth.

Image of 2P/Encke taken on 21 Februart 2017 with the Pearl Telescope at the Tenagra Observatory in Arizon. The image is a composite of six 60-second exposures. Gianluca Masi/Virtual Telescope/Michael Schwartz/Tenagra Observatory.

Comet 2P/Encke was first observed by French astronomer Pierre Méchain in 1786, but gets its name from the German astronomer Johann Franz Encke, who calculated its orbit in 1818. The designation 2/ implies that it was the second Periodic Comet (comet with an orbital period of less than 200 years) ever discovered.

The orbit and current position of Comet 2P/Encke. The Sky Live 3D Solar System Simulator.

Comet 2P/Encke completes one orbit every 1204 days (3.3 years) on an eccentric orbit tilted at 11.8° to the plane of the Solar System, that takes it from 0.34 AU from the Sun (34% of the average distance at which the Earth orbits the Sun, and inside the orbit of the planet Mercury) to 4.09 AU from the Sun (4.09 times as far from the Sun as the Earth,considerably more than twice the distance at which the planet Mars orbits the Sun).  

See also...

http://sciencythoughts.blogspot.co.uk/2017/10/fireball-over-long-island-new-york.html
http://sciencythoughts.blogspot.co.uk/2017/10/meteorite-hits-shop-in-paarl-western.html

http://sciencythoughts.blogspot.co.uk/2017/10/fireball-meteor-over-yunnan-province.html
http://sciencythoughts.blogspot.co.uk/2017/10/the-orionid-metoer-shower.html
http://sciencythoughts.blogspot.co.uk/2017/10/meteorite-blamed-for-brush-fire-near.html
http://sciencythoughts.blogspot.co.uk/2017/10/the-draconid-meteor-shower.html


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